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Finding the Fourth Proportional to 222,118.41, 333,177.34 and 72,358.45

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Solution

The fourth proportional to 222,118.41, 333,177.34 and 72,358.45 is: 108,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,118.41 : 333,177.34 = 72,358.45 : x
  2. Step 2: Convert to fraction form
    222,118.41/333,177.34 = 72,358.45/x
  3. Step 3: Cross multiply
    222,118.41x = 333,177.34 × 72,358.45
  4. Step 4: Simplify right side
    222,118.41x = 24,108,195,897.52
  5. Step 5: Solve for x
    x = 24,108,195,897.52/222,118.41
  6. Step 6: Final answer
    x = 108,537.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.